Home / 80,505.28-111,092.04-44,695.36

Finding the Fourth Proportional to 80,505.28, 111,092.04 and 44,695.36

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Solution

The fourth proportional to 80,505.28, 111,092.04 and 44,695.36 is: 61,676.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,505.28 : 111,092.04 = 44,695.36 : x
  2. Step 2: Convert to fraction form
    80,505.28/111,092.04 = 44,695.36/x
  3. Step 3: Cross multiply
    80,505.28x = 111,092.04 × 44,695.36
  4. Step 4: Simplify right side
    80,505.28x = 4,965,298,720.93
  5. Step 5: Solve for x
    x = 4,965,298,720.93/80,505.28
  6. Step 6: Final answer
    x = 61,676.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.